Home / 151,261.60-226,892.40-148,928.80

Finding the Fourth Proportional to 151,261.60, 226,892.40 and 148,928.80

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Solution

The fourth proportional to 151,261.60, 226,892.40 and 148,928.80 is: 223,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,261.60 : 226,892.40 = 148,928.80 : x
  2. Step 2: Convert to fraction form
    151,261.60/226,892.40 = 148,928.80/x
  3. Step 3: Cross multiply
    151,261.60x = 226,892.40 × 148,928.80
  4. Step 4: Simplify right side
    151,261.60x = 33,790,812,861.12
  5. Step 5: Solve for x
    x = 33,790,812,861.12/151,261.60
  6. Step 6: Final answer
    x = 223,393.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.